A Recent Survey Found That 73% of All Adults Over

question 91

Essay

A recent survey found that 73% of all adults over 50 own cell phones. You randomly select 42 adults over 50,and ask if he or she owns a cell phone. Decide whether you can use the normal distribution to approximate thebinomial distribution. If so, find the mean and standard deviation, If not, explain why. Round to the nearesthundredth when necessary.

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Definitions:

Deductible

The amount an insured individual must pay out-of-pocket before an insurance company pays a claim.

Accident Reconstructionist

Person with knowledge of both crime scene investigations and the mathematics that can help to explain the circumstances surrounding the accident.

Skid Marks

Visible marks left on the road surface by tires that have slipped or skidded, often analyzed in accident reconstructions.

Drag Factor

A coefficient used in calculating the deceleration or resistance force acting against a moving object or vehicle, often in automotive and aeronautical engineering.